package com.foreknow.demo12;

public class UserComputer {
    public void usecom(Compute compute,int n,int m) {
        compute.compute(n,m);
    }

    public static void main(String[] args) {
        UserComputer computer = new UserComputer();
        Compute com = new Jia();
        computer.usecom(com,7,4);
    }
}
